3v4l.org

run code in 500+ PHP versions simultaneously
<?php $x = new stdClass(); $x->a->b = 1; var_dump($x);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/9T4j6
function name:  (null)
number of ops:  10
compiled vars:  !0 = $x
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    3     0  E >   NEW                                                  $1      'stdClass'
          1        DO_FCALL                                          0          
          2        ASSIGN                                                       !0, $1
    4     3        FETCH_OBJ_W                                          $4      !0, 'a'
          4        ASSIGN_OBJ                                                   $4, 'b'
          5        OP_DATA                                                      1
    5     6        INIT_FCALL                                                   'var_dump'
          7        SEND_VAR                                                     !0
          8        DO_ICALL                                                     
          9      > RETURN                                                       1

Generated using Vulcan Logic Dumper, using php 8.5.0


preferences:
156.7 ms | 1505 KiB | 9 Q